Jill sold half of her comic books and then bought sixteen more. she now has 36. with how many did she begin? write the algebraic equation form !
i will vote

40 comic books.
Explanation:
Let's say she started with x comic books:
she sold
1
2
of them:
x
2
then she bought 16 more:
x
2
+
16
now she has 36 comics:
x
2
+
16
=
36
solve...
x
2
=
20
x
=
40

6(2x + 5y)6 (2x) = 12x6 (5y) = 30y12x + 30y

P(chicago, illinois)